Home / 102,490,269,526.40-153,758,585,755.20-55,325,731,075.52

Finding the Fourth Proportional to 102,490,269,526.40, 153,758,585,755.20 and 55,325,731,075.52

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Solution

The fourth proportional to 102,490,269,526.40, 153,758,585,755.20 and 55,325,731,075.52 is: 83,001,110,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,490,269,526.40 : 153,758,585,755.20 = 55,325,731,075.52 : x
  2. Step 2: Convert to fraction form
    102,490,269,526.40/153,758,585,755.20 = 55,325,731,075.52/x
  3. Step 3: Cross multiply
    102,490,269,526.40x = 153,758,585,755.20 × 55,325,731,075.52
  4. Step 4: Simplify right side
    102,490,269,526.40x = 8,506,806,166,044,475,916,288
  5. Step 5: Solve for x
    x = 8,506,806,166,044,475,916,288/102,490,269,526.40
  6. Step 6: Final answer
    x = 83,001,110,303.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.